.mask-wrapper {
    position: fixed;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    background: rgba(0, 0, 0, .7);
    overflow-y: scroll;
    z-index: 100;
}
.mask-wrapper .auth-wrapper {
    width: 400px;
    height: 550px;
    background: #fff;
    margin: 40px auto;
}
.mask-wrapper .close-wrapper {
    width: 100%;
    height: 40px;
}
.mask-wrapper .auth-inner-wrapper {
    width: 100%;
    height: 510px;
    position: relative;
    overflow: hidden;
}
.mask-wrapper .scroll-wrapper {
    width: 800px;
    height: 510px;
    position: absolute;
    top: 0;
}
.mask-wrapper .auth-group {
    float: left;
    width: 400px;
    height: 100%;
    box-sizing: border-box;
    padding: 20px;
}
.mask-wrapper .close-btn {
    display: inline-block;
    width: 30px;
    height: 30px;
    float: right;
    margin-top: 10px;
    color: #878787;
    font-size: 20px;
    cursor: pointer;
}
.mask-wrapper .signin-group {
    float: left;
    background: #fff;
}
.mask-wrapper .signup-group {
    float: left;
    background: #fff;
}
.mask-wrapper .top-group {
    height: 36px;
    border-bottom: 1px solid #eeeeee;
    line-height: 34px;
}
.mask-wrapper .top-group .title {
    float: left;
    color: #212121;
    border-bottom: 3px solid #5c87d9;
}
.mask-wrapper .switch{
    float: right;
    color: #5c87d9;
}
.mask-wrapper .form-group {
    margin-top: 20px;
}
.mask-wrapper .form-group .input-group{
    margin-bottom: 20px;
    height: 40px;
}
.mask-wrapper .input-group .form-control{
    border: 1px solid #ccc;
    padding: 10px;
    width: 100%;
    box-sizing: border-box;
    height: 40px;
    outline: none;
}
.mask-wrapper .remember-label{
    font-size: 14px;
}
.mask-wrapper .submit-btn{
    width: 100%;
    height: 40px;
    background: #5c87d9;
    border: none;
    color: #fff;
    cursor: pointer;
}
.mask-wrapper .short-input-group{
    width: 250px;
    float: left;
}
.mask-wrapper .input-group-addon{
    float: right;
    width: 100px;
}
.mask-wrapper .sms-captcha-btn{
    width: 100%;
    height: 40px;
    border: 1px solid #5c87d9;
    color: #5c87d9;
    display: inline-block;
    text-align: center;
    line-height: 40px;
    box-sizing: border-box;
    cursor: pointer;
}